Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: DTRTMIBHJMD

<< 1 2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
810-379 2 Davison MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
810-425 6 Port Sanilac MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
810-462 4 Yale MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
810-475 4 Brown City MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
810-505 2 Deckerville MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
810-537 6 Sandusky MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
810-674 4 Applegate MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
810-683 8 Imlay City MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
810-748 2 Algonac MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
810-751 3 Capac MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
810-799 7 Grand Blanc MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
810-892 5 Marine City MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
810-895 7 Lapeer MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
947-204 4 Milford-White Lake MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
947-219 6 Birmingham MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
947-223 5 Commerce MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
947-227 4 Walled Lake MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
947-229 2 Clarkston MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
947-230 3 Royal Oak MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
947-232 5 Pontiac MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
947-244 7 Ortonville MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
947-336 3 Northville MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
947-345 9 Oxford MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
947-348 4 South Lyon MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
947-366 3 Farmington MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
947-376 4 Troy MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
947-400 5 West Bloomfield MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   
947-895 A Southfield MI 506J TWILIO INTERNATIONAL, INC. 340      
947-895 8 Southfield MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-08   
989-461 8 Gaines MI 506J TWILIO INTERNATIONAL, INC. 340   2021-07-15   

<< 1 2

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.